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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
87754571404073139 ~1987
8775527702042178 ~1987
8775659175513198 ~1985
87759794212469939 ~1989
8775997526559838 ~1986
8776291877629118 ~1987
87763871579749679 ~1988
8776541526592478 ~1986
87766331404261299 ~1987
8776693526601598 ~1986
8776697526601838 ~1986
8776739175534798 ~1985
8776753526605198 ~1986
8776769702141538 ~1987
8777033526621998 ~1986
8777243175544878 ~1985
8777519175550398 ~1985
8777819702225538 ~1987
8777837702226978 ~1987
8778023175560478 ~1985
87785574915991939 ~1989
87785694740427279 ~1989
87785932633577919 ~1988
8778899702311938 ~1987
87790517725564899 ~1989
Exp. Prime Factor Digits Year
8779139702331138 ~1987
8779481526768878 ~1986
8779621526777278 ~1986
8780113526806798 ~1986
8780171175603438 ~1985
8780459175609198 ~1985
8780543175610878 ~1985
8780677526840638 ~1986
8781013526860798 ~1986
8781181526870878 ~1986
87814491229402879 ~1987
8781491175629838 ~1985
8781497526889838 ~1986
8781659175633198 ~1985
8781683175633678 ~1985
87816832283237599
8781797702543778 ~1987
8781937526916238 ~1986
8781953526917198 ~1986
8782097702567778 ~1987
8782337702586978 ~1987
87830091229621279 ~1987
8783017526981038 ~1986
8783147702651778 ~1987
8783161526989678 ~1986
Exp. Prime Factor Digits Year
8783239878323918 ~1987
8783771702701698 ~1987
8783843175676878 ~1985
8783903175678078 ~1985
8784731175694638 ~1985
8784757527085438 ~1986
8784983175699678 ~1985
8785177527110638 ~1986
8785223175704478 ~1985
8785397702831778 ~1987
87855192108524579 ~1988
8786171175723438 ~1985
8786429702914338 ~1987
8786611878661118 ~1987
87868311581629599 ~1988
8786957702956578 ~1987
8787017702961378 ~1987
87873432987696639 ~1988
8787431175748638 ~1985
8787491175749838 ~1985
8787503175750078 ~1985
87875772109018499 ~1988
87877492109059779 ~1988
87878091230293279 ~1987
87878111581805999 ~1988
Exp. Prime Factor Digits Year
8787893527273598 ~1986
8787979878797918 ~1987
8788037527282238 ~1986
8788477527308638 ~1986
8788523175770478 ~1985
8788957527337438 ~1986
8789041527342478 ~1986
8789057527343438 ~1986
8789279175785598 ~1985
87894771230526799 ~1987
8789579703166338 ~1987
8789843175796878 ~1985
8789939175798798 ~1985
8789999175799998 ~1985
8790413527424798 ~1986
8790473527428398 ~1986
87905572109733699 ~1988
8790599175811998 ~1985
8790839175816798 ~1985
8791283175825678 ~1985
87912971406607539 ~1987
8791477527488638 ~1986
8791571175831438 ~1985
8791801527508078 ~1986
8791933527515998 ~1986
1003
GIMPS The Prime Pages FactorDb.com
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26-08-02